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Phy Dys I
For Final- Hand overview
22
Other
Graduate
11/12/2012

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Cards

Term
Upper Quadrant of the hand consists of...
Definition
Scapula, shoulder, arm, hand
1/3 all acute injuries in US
63% of 90,000 repetitive work injuries
Term
Neurapraxia
Definition
disruption in blood supply. Nerve is
in tact. Usually compression. Full recovery from
Days to 6-8 weeks
Term
Axonotmesis
Definition
sheath is intact. Usually by compresion
Or a stretch. Pull axon apart but sheath intact.
Sensory & motor disruption. Grow 1 mm.
Term
Neurotmesis
Definition
complete disruption of the nerve
And the sheath. Disruption of both sensory and
motor. Need surgery.
Term
Nerve Response to Injury
Phase 1
Definition
Wallerian degeneration distal to injury
Disintegration of axon
Breakdown of myelin sheath
Schwann sheath and endoneurial tubes remain but may shrink or collapse
End receptors can degenerate
Term
Nerve Response to Injury
Phase 2
Definition
(3-4 weeks)
Neural regeneration with sprouting of axons
Axon must cross injury site & enter endoneurial tube
1-2 mm / day
Term
Nerve Injury Goals
Definition
Maximize Daily Function
Prevent overstretching
Prevent muscle imbalance
Prevent contractures
Sensory & motor retraining
Term
Sensory nerve recovery from 1st to last
Definition
Pain & temperature
Vibration
Moving touch
Constant touch
Term
What phase after nerve repair would you do ROM and sensory retraining?
Definition
Post Immobilization/Recovery Phase
Term
In acute phase for nerve repair, what main things do you want to do?
Definition
Protect healing nerve and/or surgical intervention
Immobilization (3-4 weeks)
Edema & wound care
Prevent joint contracture
Splinting
Prevent further injury
Sensory precautions
Term
What are some Radial Nerve Deficits?
Definition
Wrist extension
Finger extension
Thumb abduction
Thumb extension
Supination
Elbow extension
Sensation—dorsal—usually not a functional problem
Term
Treatment for ulnar nerve would include
Definition
Conservative
Padded handles
Edema control
Avoid repetitive or prolonged elbow flexion
Splints
Elbow extension
Claw hand- higher level at ulnar, fdp are not
working. Closer to wrist, fdp’s over compensate.
Cubital- splinting elbow
Term
Median Nerve: “Eye”of the Hand Major Deficits that would occur
Definition
Intrinsics
Thumb Opponens, FPB, APB
Lumbricales (2, 3)
Extrinsics
FDS
FDP (2nd and 3rd)
Pronator Teres
FPL
FCR
Loss sensation palmar/radial hand
Wrist flexion
Pronation
Ape Hand- usually rare
Term
Stage I: Inflammatory phase
of Wound Healing
Definition
days 1-10
area red, warm, swollen
immobilization to rest injured or surgically repaired tissues
splints
motion begun too early will increase and prolong inflammation
inflammation normal, but should be minimized
modalities
Term
Stage 2: Proliferative (reparative) phase of Wound Healing
Definition
Day 3-21
less red, warm, and swollen
wound healing, new tissues laid down
one wound-one scar
Low stress ROM, tendon gliding

Important that we provide structure. Keeping things moving. Preventing contractures.
Term
Stage 3: Maturation phase (restorative) of Wound healing
Definition
21 days –18 months (up to 2 years)
permanent tissues laid down
tissues fix, shrink, remodel
if scar not under stress will lay down tissues randomly
pressure garments & splints
keloid or hypertrophic scarring
exercise to return to normal function
Therapist goal to return to function without causing exaggerated inflammatory response
Term
How do we provide a nonadherent scar?
Definition
tendon gliding exercises
soft tissue massage
ROM, strtc
Term
How do we provide a supple (flat) scar?
Definition
pressure
massage
ROM
modalities
Term
Dupuytren’s Contracture
Definition
Thickening of deep facia in palm
Leads to flexion contracture of finger(s)
Cause unknown
Viking ancestry
Progressive
Surgery

Can’t stop it. Can prolong it.
Term
Fasciectomy
Definition
Remove fascia
Z stitched wound
Tend to do it again after surgery. Surgeons tend not to want to do it unless it affects their hygiene.
For Dupuytren’s Contractures
Term
Dermofasciectomy
Definition
Remove fascia & overlying skin
Skin graft from groin
for Dupuytren’s Contracture
Term
Open Palm Technique for Dupuytren’s Contracture
Definition
Mc Cash Technique
Healing by secondary intention
3-5 weeks for closure
Decreases flexion force of skin closure
Allows extension of digits

Post op dressing/splint
Whirlpool if open palm technique
Wound care
Scar Management
Edema control
ROM exercise
Progress to Functional Activities/Strengthening
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